.vmenu {
		position:relative;
		margin:0;
		float:left;
		display:block;
		width:100%;
		
}
/* remove all the bullets, borders and padding from the default list styling */
.vmenu ul {
		padding:0;
		margin:0;
		list-style-type:none;
		border-left:1px solid #efefef;
		width:100%;
}
/* vi tri lien quan de co de dat menu sub */
.vmenu li {
		position:relative;
}
/* get rid of the table */
.vmenu table {position:absolute; border-collapse:collapse; left:0; top:2px;}
.vmenu ul ul {
	    /*visibility:hidden;
		position:absolute;
		top:-1px;*/
		/*!top:-2px; /*hack ie6*/
		/*top:-2px\0/; /*hack ie8*/
		/*left:190px;*/
}
.vmenu ul ul li a {padding-left:30px; font-weight:normal; margin-left:-1px;}
.vmenu ul :hover ul{
visibility:visible;
}
.vmenu ul :hover ul a:hover {color:#0a66a6;}
.vmenu ul :hover ul :hover > a {color:#0a66a6;}

/* keep the third level hidden when you hover on first level list OR link */
.vmenu ul :hover ul ul {
    visibility:hidden;
}
/* keep the fourth level hidden when you hover on second level list OR link */
.vmenu ul :hover ul :hover ul ul {
visibility:hidden;
}
/* make the third level visible when you hover over second level list OR link */
.vmenu ul :hover ul :hover ul{ 
visibility:visible;
}
.vmenu ul ul {background-color:#fff;}
.vmenu ul :hover ul :hover ul a {color:#FFFFFF;}
.vmenu ul :hover ul :hover ul a:hover {color:#99ccff;}
.vmenu ul :hover ul :hover ul :hover > a {color:#99ccff;}
/* End vmenu */
